Ozone pollution isn’t just a summer story anymore. In parts of northern China, high ozone levels are now appearing during ...

It's been 40 years since groundbreaking research announced the discovery of a hole in the ozone layer, a revelation that launched a rapid and successful effort to ban chemicals in hairspray ...

Researchers from the Hong Kong Polytechnic University, alongside mainland collaborators, have uncovered an unexpected phenomenon: severe wintertime ozone (O₃) pollution in Lanzhou, China, driven ...

NEW DELHI: Severe wintertime ozone (O3) pollution may be driven by alkene emissions from local petrochemical industries, and can be detrimental to human health, finds a study. Researchers from the ...

Indeed, though the Antarctic ozone hole shows signs of recovery, the healing process is very slow. CFCs have atmospheric lifetimes of more than 50 years, so even without further emissions, a full ...

Ground-level ozone concerns prompt air quality alert in Minnesota 01:33. The Minnesota Pollution Control Agency says ozone is the main concern that is triggering an air quality alert on Monday.

Researchers have identified a surprising phenomenon: severe winter ozone (O₃) pollution in Lanzhou, China, primarily caused by alkene emissions from local petrochemical industries.

Indeed, though the Antarctic ozone hole shows signs of recovery, the healing process is very slow. CFCs have atmospheric lifetimes of more than 50 years, so even without further emissions, a full ...

Boulder County feels effects of smoke across Colorado 03:13. Colorado's Front Range is looking at several days of high ozone ratings that will aggravate breathing difficulties and lead to warnings ...

Maricopa County's ozone levels are the fourth-highest in the nation, according to the latest "State of the Air" report by the American Lung Association. Maricopa and Pinal counties received ...